Vulnerability-Lookup

CNVD-2015-07947

Vulnerability from cnvd - Published: 2015-12-07

Title

OpenSSL ServerKeyExchange消息处理远程拒绝服务漏洞

Description

OpenSSL是一款开放源码的SSL实现,用来实现网络通信的高强度加密。 OpenSSL存在安全漏洞，远程攻击者提交特殊的匿名DH加密套件的ServerKeyExchange消息，如果把p值设置为0，可使目标服务崩溃。

Severity

中

Patch Name

OpenSSL ServerKeyExchange消息处理远程拒绝服务漏洞的补丁

Patch Description

OpenSSL是一款开放源码的SSL实现,用来实现网络通信的高强度加密。 OpenSSL存在安全漏洞，远程攻击者提交特殊的匿名DH加密套件的ServerKeyExchange消息，如果把p值设置为0，可使目标服务崩溃。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

OpenSSL 0.9.8zh, 1.0.0t, 1.0.1q, 1.0.2e已经修复该漏洞，建议用户修复更新： https://www.openssl.org

Reference

https://www.openssl.org/news/secadv/20151203.txt

Impacted products

Name
OpenSSL OpenSSL 1.0.2(<1.0.2e)

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-1794"
    }
  },
  "description": "OpenSSL\u662f\u4e00\u6b3e\u5f00\u653e\u6e90\u7801\u7684SSL\u5b9e\u73b0,\u7528\u6765\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u7684\u9ad8\u5f3a\u5ea6\u52a0\u5bc6\u3002\r\n\r\nOpenSSL\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u63d0\u4ea4\u7279\u6b8a\u7684\u533f\u540dDH\u52a0\u5bc6\u5957\u4ef6\u7684ServerKeyExchange\u6d88\u606f\uff0c\u5982\u679c\u628ap\u503c\u8bbe\u7f6e\u4e3a0\uff0c\u53ef\u4f7f\u76ee\u6807\u670d\u52a1\u5d29\u6e83\u3002",
  "discovererName": "Hanno B\u00f6ck",
  "formalWay": "OpenSSL 0.9.8zh, 1.0.0t, 1.0.1q, 1.0.2e\u5df2\u7ecf\u4fee\u590d\u8be5\u6f0f\u6d1e\uff0c\u5efa\u8bae\u7528\u6237\u4fee\u590d\u66f4\u65b0\uff1a\r\nhttps://www.openssl.org",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-07947",
  "openTime": "2015-12-07",
  "patchDescription": "OpenSSL\u662f\u4e00\u6b3e\u5f00\u653e\u6e90\u7801\u7684SSL\u5b9e\u73b0,\u7528\u6765\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u7684\u9ad8\u5f3a\u5ea6\u52a0\u5bc6\u3002\r\n\r\nOpenSSL\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u63d0\u4ea4\u7279\u6b8a\u7684\u533f\u540dDH\u52a0\u5bc6\u5957\u4ef6\u7684ServerKeyExchange\u6d88\u606f\uff0c\u5982\u679c\u628ap\u503c\u8bbe\u7f6e\u4e3a0\uff0c\u53ef\u4f7f\u76ee\u6807\u670d\u52a1\u5d29\u6e83\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "OpenSSL ServerKeyExchange\u6d88\u606f\u5904\u7406\u8fdc\u7a0b\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "OpenSSL OpenSSL 1.0.2(\u003c1.0.2e)"
  },
  "referenceLink": "https://www.openssl.org/news/secadv/20151203.txt",
  "serverity": "\u4e2d",
  "submitTime": "2015-12-06",
  "title": "OpenSSL ServerKeyExchange\u6d88\u606f\u5904\u7406\u8fdc\u7a0b\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2015-1794 (GCVE-0-2015-1794)

Vulnerability from cvelistv5 – Published: 2015-12-06 00:00 – Updated: 2024-08-06 04:54

Summary

The ssl3_get_key_exchange function in ssl/s3_clnt.c in OpenSSL 1.0.2 before 1.0.2e allows remote servers to cause a denial of service (segmentation fault) via a zero p value in an anonymous Diffie-Hellman (DH) ServerKeyExchange message.

Severity

No CVSS data available.

CWE

Assigner

redhat redhat root

References

13 references

URL	Tags
http://tools.cisco.com/security/center/content/Ci…	vendor-advisory
http://www.slackware.com/security/viewer.php?l=sl…	vendor-advisory
http://kb.juniper.net/InfoCenter/index?page=conte…
http://www.ubuntu.com/usn/USN-2830-1	vendor-advisory
http://www.oracle.com/technetwork/security-adviso…
http://openssl.org/news/secadv/20151203.txt
https://git.openssl.org/?p=openssl.git%3Ba=commit…
http://www.securitytracker.com/id/1034294	vdb-entry
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisory
http://fortiguard.com/advisory/openssl-advisory-d…
https://h20566.www2.hpe.com/portal/site/hpsc/publ…
http://kb.juniper.net/InfoCenter/index?page=conte…
https://cert-portal.siemens.com/productcert/pdf/s…

Date Public

2015-12-04 00:00

Show details on NVD website

JSON

To clipboard

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  "containers": {
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        "providerMetadata": {
          "dateUpdated": "2024-08-06T04:54:16.274Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
          {
            "name": "20151204 Multiple Vulnerabilities in OpenSSL (December 2015) Affecting Cisco Products",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151204-openssl"
          },
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            "name": "SSA:2015-349-04",
            "tags": [
              "vendor-advisory",
              "x_transferred"
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            "url": "http://www.slackware.com/security/viewer.php?l=slackware-security\u0026y=2015\u0026m=slackware-security.754583"
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            "tags": [
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            "url": "http://kb.juniper.net/InfoCenter/index?page=content\u0026id=JSA10761"
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            "url": "http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html"
          },
          {
            "tags": [
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            ],
            "url": "http://openssl.org/news/secadv/20151203.txt"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=ada57746b6b80beae73111fe1291bf8dd89af91c"
          },
          {
            "name": "1034294",
            "tags": [
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            "name": "openSUSE-SU-2016:0637",
            "tags": [
              "vendor-advisory",
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            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00009.html"
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            "url": "http://fortiguard.com/advisory/openssl-advisory-december-2015"
          },
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            "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05398322"
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            "tags": [
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            "url": "http://kb.juniper.net/InfoCenter/index?page=content\u0026id=JSA10759"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf"
          }
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        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "vendor": "n/a",
          "versions": [
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      "descriptions": [
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      "problemTypes": [
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        },
        {
          "name": "SSA:2015-349-04",
          "tags": [
            "vendor-advisory"
          ],
          "url": "http://www.slackware.com/security/viewer.php?l=slackware-security\u0026y=2015\u0026m=slackware-security.754583"
        },
        {
          "url": "http://kb.juniper.net/InfoCenter/index?page=content\u0026id=JSA10761"
        },
        {
          "name": "USN-2830-1",
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        },
        {
          "name": "1034294",
          "tags": [
            "vdb-entry"
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          "url": "http://www.securitytracker.com/id/1034294"
        },
        {
          "name": "openSUSE-SU-2016:0637",
          "tags": [
            "vendor-advisory"
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          "url": "http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00009.html"
        },
        {
          "url": "http://fortiguard.com/advisory/openssl-advisory-december-2015"
        },
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          "url": "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05398322"
        },
        {
          "url": "http://kb.juniper.net/InfoCenter/index?page=content\u0026id=JSA10759"
        },
        {
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf"
        }
      ]
    }
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  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
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    "datePublished": "2015-12-06T00:00:00.000Z",
    "dateReserved": "2015-02-17T00:00:00.000Z",
    "dateUpdated": "2024-08-06T04:54:16.274Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
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Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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CNVD-2015-07947

CVE-2015-1794 (GCVE-0-2015-1794)

Tags

Sightings

Nomenclature

Related by attack behaviour